Term - Optical glass
|Optical glass||SWPP Photographic Glossary|
Friday 27th November 2015
Used for manufacturing lenses and prisms. It is specially manufactured to be free of defects and distortion, and to withstand heat and humidity. Each type f optical glass is classified according to its refractive index and light dispersive quality. Two or more types of optical glass are typically used in the component elements of photographic lenses.
Information provided by: SWPP
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